The Surgical Exchange Network is dedicated to helping lower the supply cost associated with surgical procedures for hospitals and ambulatory surgical center. Outdated Sterile Supplies Have Zero Value!!! 1) By selling unused surgical supplies to other facilities before their expiration date the Surgical Exchange Network can help you lower your facilities overall supply costs. 2) Purchasing surgical supplies you need, as you need, will save on your supply cost. Use the Surgical Exchange Network to locate discounted surgical supplies.